18317816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5077}}^1$

素因数の和:5135

約数の個数: 32

約数和(自身を含む): 38389680

約数和(自身を除く): 20071864

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5077, 10154, 20308, 40616, 55847, 111694, 208157, 223388, 416314, 446776, 832628, 1665256, 2289727, 4579454, 9158908, 18317816]

約数ペア:

[(1, 18317816), (2, 9158908), (4, 4579454), (8, 2289727), (11, 1665256), (22, 832628), (41, 446776), (44, 416314), (82, 223388), (88, 208157), (164, 111694), (328, 55847), (451, 40616), (902, 20308), (1804, 10154), (3608, 5077)]